Research on novel solid conveying theory of grooved feed extruders，2007高分子材料加工国际学术会议（5.18-5.20 北京）-中国聚合物网,论文下载

Research on novel solid conveying theory of grooved feed extruders

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Word文件

关键词：

solid conveying double-flight driving shear heat positive
conveying

资料大小：

219K

所属学科：

分子表征

来源：

2007高分子材料加工国际学术会议（5.18-5.20 北京）

简介：

Groovedfeedextrudersarewidelyacceptedinpresentplasticsprocessindustry.However,enormousshearheatandhugepressuregradientinsolidconveyingzonecannotbesolvedandmanyresearchersthoughtgroovedfeedextrudercannotmakepositiveconveyinginsolidconveyingzone.Double-flightdrivingtheory,onenovelsolidconveyingtheory,wasproposedbasedonthemodelofarcplatesinsolidconveyingzone.Thekeyideaistoavoidcircumferentialsheartothesolidplugandtranslatefromfrictiondragconveyingtopositiveconveyinginsolidconveyingzone.Throughmotionanalysisandforceanalysisofthesolidplug,onecanfindthatthedrivingforcesfromscrewflankandfeedingsleeveflankarethereasonofthemotionofsolidplug.Frictionforcesbetweensolidplugandscrewsurfaceorfeedingsleevesurfacearebothresistanceforces.Furthermore,theboundaryconditionavoidingcircumferentialsheartothesolidplugcanbedecidedbythedeterminationcoefficientk.

作者：

,JIA Ming-yin , TANG Guang-li, XUE Ping, Wang Ke-jian

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2007-09-04 13:34:28

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PLASTICSVIP 2009-12-23 14:27:13

非常好的一篇文章

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